Descriptions â??HIGH ACCURACY With laser precision technology measurement accuracy up to ±2mm measuring distance extends to 80M Switchable among M In Ft for free adjustmentâ??DURABLE AND HANDY IP54 waterproof level and dust proof function protect the laser distance measure to the maximum extent Pocket size laser measure with a aluminum alloy body looks more high end and easy to store â??MULTIPLE MEASUREMENT FEATURES Area distance length volume continuous measurement Pythagorean method three points Addition and subtraction Low battery indication 20 groups data memory Manually delete data Auto shut down after 150s without any operation to save powerâ??SIMPLE OPERATION Compared with manual measurement the Laser Measure greatly reduces the measuring errors In addition it comes with electronic angle sensor to provide much preciser and more intuitive data Assures you a easy and quick measurement â??LCD BACKLIGHT AND MUTE SETTING Large backlight screen provides you with a better visibility in dark areas Mute setting allows you turn on or off the measure beep at your will suitable for using in library classroom and other quite placesâ??ELECTRONIC LEVEL FUNCTION electronic angle sensor real time angle display When the angle of the rangefinder changes the angle change can be displayed on the screen in real time Range 0° 90°Specifications Electronic level0° 90°Measurement accuracy±0 002mResolution0 001mMeasuring range0 05m 80mUnit switchm in ftBatteryBuil in batt